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9113202001 = 30431299471
BaseRepresentation
bin10000111110011000…
…00110110101010001
3212112010002121222001
420133030012311101
5122130434431001
64104143314001
7441555640021
oct103714066521
925463077861
109113202001
11395718a602
121923bab901
13b23066c27
14626481a81
153850dd001
hex21f306d51

9113202001 has 4 divisors (see below), whose sum is σ = 9113531904. Its totient is φ = 9112872100.

The previous prime is 9113201989. The next prime is 9113202037. The reversal of 9113202001 is 1002023119.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9113202001 - 25 = 9113201969 is a prime.

It is a super-2 number, since 2×91132020012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9113202001.

It is not an unprimeable number, because it can be changed into a prime (9113202101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119305 + ... + 180166.

It is an arithmetic number, because the mean of its divisors is an integer number (2278382976).

Almost surely, 29113202001 is an apocalyptic number.

It is an amenable number.

9113202001 is a deficient number, since it is larger than the sum of its proper divisors (329903).

9113202001 is a wasteful number, since it uses less digits than its factorization.

9113202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329902.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 9113202001 is about 95463.0923498710. The cubic root of 9113202001 is about 2088.7686099625.

The spelling of 9113202001 in words is "nine billion, one hundred thirteen million, two hundred two thousand, one".

Divisors: 1 30431 299471 9113202001